﻿<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
</head>
<body>

<style>
	*{ margin:0; padding:0;}
	button, input{ outline:none;}
	button, .login{ width:120px; height:42px; background:#f40; color:#fff; border:none; border-radius:6px; display: block; margin:20px auto; cursor: pointer;}
	.popOutBg{ width:100%; height:100%; position: fixed; left:0; top:0; background:rgba(0,0,0,.6); display: none;}
	.popOut{ position:fixed; width:600px; height:300px; top:50%; left:50%; margin-top:-150px; margin-left:-300px; background:#fff; border-radius:8px; overflow: hidden; display: none;}
	.popOut > span{ position: absolute; right:10px; top:0; height:42px; line-height:42px; color:#000; font-size:30px; cursor: pointer;}
	.popOut table{ display: block; margin:42px auto 0; width:520px;}
	.popOut caption{ width:520px; text-align: center; color:#f40; font-size:18px; line-height:42px;}
	.popOut table tr td{ color:#666; padding:6px; font-size:14px;}
	.popOut table tr td:first-child{ text-align: right;}
	.inp{ width:280px; height:30px; line-height:30px; border:1px solid #999; padding:5px 10px; color:#000; font-size:14px; border-radius:6px;}
	.inp:focus{ border-color:#f40;}
	@keyframes ani{
		from{
			transform:translateX(-100%) rotate(-60deg) scale(.5);
		}
		50%{
			transform:translateX(0) rotate(0) scale(1);
		}
		90%{
			transform:translateX(20px) rotate(0) scale(.8);
		}
		to{
			transform:translateX(0) rotate(0) scale(1);
		}
	}
	.ani{ animation:ani .5s ease-in-out;}
</style>

<button type="button">登录</button>
<div class="popOutBg"></div>
<div class="popOut">
	<span title="关闭"> x </span>
	<table>
		<caption>欢迎登录本网站</caption>
		<tr>
			<td width="120">用户名：</td>
			<td><input type="text" class="inp" placeholder="请输入用户名" /></td>
		</tr>
		<tr>
			<td>密码：</td>
			<td><input type="password" class="inp" placeholder="请输入密码" /></td>
		</tr>
		<tr>
			<td colspan="2"><input type="button" class="login" value="登录" /></td>
			
		</tr>
	</table>
</div>

<script type="text/javascript">
	function $(param){
		if(arguments[1] == true){
			return document.querySelectorAll(param);
		}else{
			return document.querySelector(param);
		}
	}
	function ani(){
		$(".popOut").className = "popOut ani";
	}
	$("button").onclick = function(){
		$(".popOut").style.display = "block";
		ani();
		$(".popOutBg").style.display = "block";
	};
	$(".popOut > span").onclick = function(){
		$(".popOut").style.display = "none";
		$(".popOutBg").style.display = "none";
	};
	$(".popOutBg").onclick = function(){
		$(".popOut").style.display = "none";
		$(".popOutBg").style.display = "none";
	};
</script>
</body>
</html>
